Handles zoom operations for Isis qt apps. More...

#include <MosaicZoomTool.h>

Inheritance diagram for Isis::MosaicZoomTool:

Collaboration diagram for Isis::MosaicZoomTool:

Public Slots
void	zoomIn2X (QPointF center=QPointF())
	Zooms in 2 times.

void	zoomOut2X (QPointF center=QPointF())
	Zoom out 2 times.

void	zoomActual (QPointF center=QPointF())
	Zoom back to 1 to 1.

void	zoomFit ()
	Fits the in the graphics view.

void	zoomFitWidth ()
	Slot for the "Fit to Width" menu item on the Fit button.

void	zoomFitHeight ()
	Slot for the "Fit to Heighth" menu item on the Fit button.

void	zoomManual ()
	This method zooms by the value input in the line edit next to the zoom tools.

void	activate (bool)
	Activates the tool.

Signals
void	activated (bool)

Public Member Functions
	MosaicZoomTool (MosaicSceneWidget *)
	MosaicZoomTool constructor.

void	updateResolutionBox ()
	Updates the text in the screen resolution display box to the current screen resolution, in meters per pixel.

QList< QAction * >	getViewActions ()

bool	isActive () const
	Returns the activeness of this toool.

QPixmap	getIcon (QString iconName) const
	returns the path to the icon directory.

virtual void	addTo (QMenu *menu)

virtual void	addTo (ToolPad *toolPad)

virtual void	addTo (QToolBar *toolBar)

virtual PvlObject	toPvl () const

virtual void	fromPvl (const PvlObject &obj)

virtual QString	projectPvlObjectName () const

Protected Slots
void	updateTool ()
	This method updates the line edits text to the correct zoom value.

virtual void	mouseEnter ()

virtual void	mouseMove (QPointF)

virtual void	mouseLeave ()

virtual void	mouseDoubleClick (QPointF)

virtual void	mouseButtonPress (QPointF, Qt::MouseButton s)

void	toolBarDestroyed (QObject *obj)

Protected Member Functions
QAction *	getPrimaryAction ()
	This method returns an action that is used to activate this tool.

QWidget *	getToolBarWidget ()
	Creates the widget to add to the tool bar.

void	mouseButtonRelease (QPointF, Qt::MouseButton s)

void	mouseWheel (QPointF, int)

void	rubberBandComplete (QRectF r, Qt::MouseButton s)
	This method is called when the RubberBandTool is complete.

MosaicSceneWidget *	getWidget ()

Private Member Functions
double	limitZoomBy (double factor)

void	zoomBy (double factor, QPointF center=QPointF())
	Zoom IN by the given factor.

Private Attributes
QLineEdit *	p_zoomLineEdit
	Line edit for manual zoom factor.

QDoubleSpinBox *	p_scaleBox

double	p_screenResolution

QPointer< QAction >	m_zoomInAction

QPointer< QAction >	m_zoomOutAction

QPointer< QAction >	m_zoomFitAction

Detailed Description

Handles zoom operations for Isis qt apps.

Author: ????-??-?? Stacy Alley

History:

2011-09-27 Steven Lambright - Improved user documentation

2011-11-04 Steven Lambright - Mouse wheel improved

Definition at line 26 of file MosaicZoomTool.h.

Constructor & Destructor Documentation

Isis::MosaicZoomTool::MosaicZoomTool ( MosaicSceneWidget * scene )

MosaicZoomTool constructor.

Parameters

parent

Definition at line 27 of file MosaicZoomTool.cpp.

References Isis::MosaicTool::getIcon(), zoomFit(), zoomIn2X(), and zoomOut2X().

Member Function Documentation

void Isis::MosaicTool::activate ( bool on )

slotinherited

Activates the tool.

Parameters

on

Definition at line 146 of file MosaicTool.cpp.

References Isis::MosaicTool::disableToolBar(), Isis::MosaicTool::enableToolBar(), and Isis::MosaicTool::p_active.

QPixmap Isis::MosaicTool::getIcon ( QString iconName ) const

inherited

returns the path to the icon directory.

Returns: QString

Definition at line 114 of file MosaicTool.cpp.

Referenced by Isis::MosaicSelectTool::getPrimaryAction(), Isis::MosaicPanTool::getPrimaryAction(), Isis::MosaicAreaTool::getPrimaryAction(), getPrimaryAction(), Isis::MosaicFindTool::getPrimaryAction(), Isis::MosaicControlNetTool::getPrimaryAction(), Isis::MosaicGridTool::getPrimaryAction(), and MosaicZoomTool().

QAction * Isis::MosaicZoomTool::getPrimaryAction ( )

protectedvirtual

This method returns an action that is used to activate this tool.

This method will only be called once so it can new the action without a problem.

Implements Isis::MosaicTool.

Definition at line 116 of file MosaicZoomTool.cpp.

References Isis::MosaicTool::getIcon().

QWidget * Isis::MosaicZoomTool::getToolBarWidget ( )

protectedvirtual

Creates the widget to add to the tool bar.

Parameters

parent

Returns: QWidget*

Reimplemented from Isis::MosaicTool.

Definition at line 143 of file MosaicZoomTool.cpp.

References zoomManual().

bool Isis::MosaicTool::isActive ( ) const

inlineinherited

Returns the activeness of this toool.

Returns: bool

Definition at line 50 of file MosaicTool.h.

References Isis::MosaicTool::p_active.

Referenced by rubberBandComplete(), Isis::MosaicSelectTool::updateTool(), updateTool(), Isis::MosaicFindTool::updateTool(), and Isis::MosaicControlNetTool::updateTool().

void Isis::MosaicZoomTool::rubberBandComplete	(	QRectF	r,
		Qt::MouseButton	s
	)

protectedvirtual

This method is called when the RubberBandTool is complete.

The view is centered on the center point of the rubberband's rectangle, then zoomed based on the largest side of the rectange. (Width or height.)

Reimplemented from Isis::MosaicTool.

Definition at line 382 of file MosaicZoomTool.cpp.

References Isis::MosaicTool::isActive(), updateResolutionBox(), and zoomBy().

void Isis::MosaicZoomTool::updateResolutionBox ( )

Updates the text in the screen resolution display box to the current screen resolution, in meters per pixel.

Definition at line 83 of file MosaicZoomTool.cpp.

Referenced by rubberBandComplete(), updateTool(), zoomBy(), and zoomFit().

void Isis::MosaicZoomTool::updateTool ( )

protectedslot

This method updates the line edits text to the correct zoom value.

Definition at line 359 of file MosaicZoomTool.cpp.

References Isis::MosaicTool::isActive(), and updateResolutionBox().

void Isis::MosaicZoomTool::zoomActual ( QPointF center = QPointF() )

slot

Zoom back to 1 to 1.

Definition at line 247 of file MosaicZoomTool.cpp.

References zoomBy().

void Isis::MosaicZoomTool::zoomBy	(	double	factor,
		QPointF	center = `QPointF()`
	)

private

Zoom IN by the given factor.

Parameters

factor

Definition at line 295 of file MosaicZoomTool.cpp.

References updateResolutionBox().

Referenced by rubberBandComplete(), zoomActual(), zoomIn2X(), zoomManual(), and zoomOut2X().

void Isis::MosaicZoomTool::zoomFit ( )

slot

Fits the in the graphics view.

Definition at line 312 of file MosaicZoomTool.cpp.

References Isis::MosaicSceneWidget::refit(), and updateResolutionBox().

Referenced by MosaicZoomTool().

void Isis::MosaicZoomTool::zoomFitHeight ( )

slot

Slot for the "Fit to Heighth" menu item on the Fit button.

This will display the cube so that the entire cube heighth is displayed.

Definition at line 332 of file MosaicZoomTool.cpp.

void Isis::MosaicZoomTool::zoomFitWidth ( )

slot

Slot for the "Fit to Width" menu item on the Fit button.

Definition at line 322 of file MosaicZoomTool.cpp.

void Isis::MosaicZoomTool::zoomIn2X ( QPointF center = QPointF() )

slot

Zooms in 2 times.

Definition at line 229 of file MosaicZoomTool.cpp.

References zoomBy().

Referenced by MosaicZoomTool().

void Isis::MosaicZoomTool::zoomManual ( )

slot

This method zooms by the value input in the line edit next to the zoom tools.

This method is called when the double spin box value has been changed. First we figure out what we need to scale the graphics view in order to achive the user's desired screen resolution.

Definition at line 346 of file MosaicZoomTool.cpp.

References zoomBy().

Referenced by getToolBarWidget().

void Isis::MosaicZoomTool::zoomOut2X ( QPointF center = QPointF() )

slot

Zoom out 2 times.

Definition at line 238 of file MosaicZoomTool.cpp.

References zoomBy().

Referenced by MosaicZoomTool().

Member Data Documentation

QLineEdit* Isis::MosaicZoomTool::p_zoomLineEdit

private

Line edit for manual zoom factor.

Definition at line 58 of file MosaicZoomTool.h.

The documentation for this class was generated from the following files:

src/qisis/objs/MosaicSceneWidget/MosaicZoomTool.h
src/qisis/objs/MosaicSceneWidget/MosaicZoomTool.cpp

Public Slots

Signals

Public Member Functions

Protected Slots

Protected Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation